Issues focuses on visualizing Advent of Code leaderboard performance and progress with charts. It is catalogued under Browser DevTools & extensions on PulseGate.

Issues is a consumer product built for advent of Code participants.

What platforms does Issues run on?

Issues runs on the web and embeddable surfaces.

Is Issues still active?

Unverified. Issues has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.

What are alternatives to Issues?

Similar projects tracked by PulseGate include Hashrate Lens, SaveAI, and Codex File Drop.

Issues is developed by Jeroen Heijmans.

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Issues

Name: Issues
Author: Jeroen Heijmans

github.comBrowser DevTools & extensions

Advent of Code Charts is a browser extension that injects charts into private Advent of Code leaderboard pages. It helps participants visualize rankings and challenge progress without manually compiling leaderboard data.

FreeWebEmbeddable

Visit github.com

Overview

5 features

In the Browser DevTools & extensions space, Issues takes a focused approach. It focuses on visualizing Advent of Code leaderboard performance and progress with charts. It is built as a consumer product for advent of Code participants. Issues is free to use. It ships for the web and embeddable surfaces.

Jeroen Heijmans builds and maintains Issues, and it first shipped in 2018. Key capabilities include leaderboard charts, progress visualization, and private leaderboard support.

Summary written by a language model from the project’s public pages.

Leaderboard charts
Progress visualization
Private leaderboard support
Browser injection
Firefox support

Built with & integrations

Runs on

BrowserEmbeddable

Trust & compliance

Verified signals

HTTPSFree tierStore-verified publisher

Indexing history

What PulseGate has recorded for this listing

Indexed9 Sept · 02:54 UTC
Advent of Code Charts verified via Firefox Add-ons
Source: Firefox Add-ons · Open

Frequently asked questions about Issues

What does Issues do?: Issues focuses on visualizing Advent of Code leaderboard performance and progress with charts. It is catalogued under Browser DevTools & extensions on PulseGate.
Who is Issues for?: Issues is a consumer product built for advent of Code participants.
Does Issues have a free plan?: Yes — Issues is free to use.
What platforms does Issues run on?: Issues runs on the web and embeddable surfaces.
Is Issues still active?: Unverified. Issues has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.
What are alternatives to Issues?: Similar projects tracked by PulseGate include Hashrate Lens, SaveAI, and Codex File Drop.Hashrate Lens SaveAI Codex File Drop
Who makes Issues?: Issues is developed by Jeroen Heijmans.
How long has Issues been around?: Issues first shipped in 2018.

At a glance

Pricing: Free
Platforms: Web
Languages: English
First seen: 9 Sept 2026
Built for: Advent of Code participants
Model: B2C
Solves: Visualizing Advent of Code leaderboard performance and progress with charts.

Registered as

Firefox Add-ons: advent-of-code-charts

Developer

Jeroen Heijmans

Index record

Indexed: 9 Sept 2026
Lifecycle: Alive
First seen: Sept 2026
Last seen: 9 Sept 2026

Identity audit (13)

Slug: advent-of-code-charts-github-com
Lifecycle state recorded: 9 Sept 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 9 Sept 2026
Timeline basis: Indexed-at chronology (no inferred launch/funding milestones).
Name from: Derived from the project's own page and URL.
Category from: Assigned by a language model.
Summary from: Written by a language model from public pages.
Languages from: Detected by a language model, checked against the page's own declaration.
Last updated: 9 Sept 2026
Canonical URL: https://github.com/jeroenheijmans/advent-of-code-charts/issues

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